Collar for pipes



FIG. 1 is a front, left perspective view of a collar for pipes showing my new design;

FIG. 2 is a right side view of the collar for pipes;

FIG. 3 is a left side view of the collar for pipes;

FIG. 4 is a front elevational view of the collar for pipes;

FIG. 5 is a rear elevational view of the collar for pipes;

FIG. 6 is a bottom plan view of the collar for pipes; and,

FIG. 7 is top plan view of the collar for pipes. 

The ornamental design for a collar for pipes, as shown and described. 